Posts tagged "Llm"

2 articles on AJ's Tech Notes tagged with Llm.

  1. The September 2026 Price Ladder: Building a Cost-Aware Model Router

    Opus 5.5 and Sonnet 5.5 landed in September 2026. Verified Anthropic prices, the tokenizer trap, and a tested TypeScript router that cascades cheap to strong.

    By Ajith joseph · Tue Sep 29 2026 · #typescript #ai #claude #llm #cost-optimization

  2. Migrating from Claude Opus 4.7 to Opus 5: What Actually Changed for Agentic Coding

    A practical migration guide from Claude Opus 4.7 to Opus 5 for agentic coding workflows, covering cost math, prompt changes, and real gotchas.

    By Ajith joseph · Sun Aug 02 2026 · #ai #agentic #claude #llm #migration